Sofa



1. Sofa

Fig. 1.1 is a perspective view of the design; fig. 1.2 is a left view thereof; fig. 1.3 is a right view thereof; fig. 1.4 is a front view thereof; fig. 1.5 is a rear view thereof; fig. 1.6 is a top view thereof; fig. 1.7 is a bottom view thereof. 

CLAIM The ornamental design for a sofa, as shown and described. 